4139985039 has 8 divisors (see below), whose sum is σ = 5537730432. Its totient is φ = 2751114840.

The previous prime is 4139985029. The next prime is 4139985041. The reversal of 4139985039 is 9305899314.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4139985039 - 2⁷ = 4139984911 is a prime.

It is a super-2 number, since 2×4139985039² = 34278952246287663042, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4139984982 and 4139985000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4139985029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2217709 + ... + 2219574.

It is an arithmetic number, because the mean of its divisors is an integer number (692216304).

Almost surely, 2^4139985039 is an apocalyptic number.

4139985039 is a deficient number, since it is larger than the sum of its proper divisors (1397745393).

4139985039 is a wasteful number, since it uses less digits than its factorization.

4139985039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4437597.

The product of its (nonzero) digits is 1049760, while the sum is 51.

The square root of 4139985039 is about 64342.7155084396. The cubic root of 4139985039 is about 1605.7068394092.

The spelling of 4139985039 in words is "four billion, one hundred thirty-nine million, nine hundred eighty-five thousand, thirty-nine".